CN110318323A - A kind of self-propelled pavement concrete pours device - Google Patents
A kind of self-propelled pavement concrete pours device Download PDFInfo
- Publication number
- CN110318323A CN110318323A CN201910638214.4A CN201910638214A CN110318323A CN 110318323 A CN110318323 A CN 110318323A CN 201910638214 A CN201910638214 A CN 201910638214A CN 110318323 A CN110318323 A CN 110318323A
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- concrete
- movable stand
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- fixed
- gear
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/12—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for distributing granular or liquid materials
- E01C19/18—Devices for distributing road-metals mixed with binders, e.g. cement, bitumen, without consolidating or ironing effect
- E01C19/185—Devices for distributing road-metals mixed with binders, e.g. cement, bitumen, without consolidating or ironing effect for both depositing and spreading-out or striking-off the deposited mixture
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Machines (AREA)
Abstract
The invention discloses a kind of self-propelled pavement concretes to pour device, it is related to concreting technical field, including movable stand, movable stand bottom is equipped with traveling wheel, material storage tube is fixed on movable stand, there is the pave mechanism smooth for concrete by transverse reciprocating mechanism drive connection on movable stand, support frame bottom is equipped with the discharge cover for discharging concrete, the present invention realizes that the conveying to concrete acts on by conveying mechanism, concrete is after pouring, be arranged pave mechanism realize to concrete pave with it is smooth, regulating mechanism can carry out the adjusting of height and position to the scraper plate for smooth concrete, it can well adapt to concrete height, the transverse reciprocating mechanism of setting can drive paver structure to carry out moving back and forth for transverse direction, comprehensive planarization effects after realizing concreting, and stepping mechanism can drive the present apparatus to carry out step-by-step movement shifting It is dynamic, realize that the pouring of different location, pave smooth automatic operation, concreting is high-efficient.
Description
Technical field
The present invention relates to concreting technical field, specifically a kind of self-propelled pavement concrete pours device.
Background technique
Concrete refers to by cementitious material that by the general designation for the cementing integral engineered composite material that gathers materials, that usually says is mixed
One word of solidifying soil, which refers to, makees cementitious material with cement, and sand, masonry gather materials；Cooperate by a certain percentage with water, it is agitated obtained by cement
Concrete, also referred to as normal concrete, it is widely used in civil engineering.During the concrete road surface of road is laid with, mix
The needs that pour of solidifying soil are operated by pouring device.
Authorization Notice No. is that the patent of CN205347937U discloses a kind of concrete speading device, including is slidably connected to
Rack on rail mould is provided with feed bin in the rack, and overhanging formation bracket above front end of rack, the free end of the bracket, which rotates, to be connected
It is connected to material grasping wheel；Front end of rack rotated down is connected with rotating roller, and formation passes through for concrete between rotating roller and material grasping wheel
Channel, rack are fixedly connected with directing plate in the channel；Close to rotating roller, the rear end of directing plate, which is higher than, to be passed for the front end of directing plate
The low side of dynamic belt, the high-end of the driving belt protrude into feed bin；Rack is provided with vertical scraper plate at the rear of rotating roller, should
Although device can be poured and be paved to concrete, in practical casting process, need manually to carry out continuous position tune
Section, cause road concrete to pour effect poor, for this purpose, now providing a kind of self-propelled pavement concrete pours device, with solution
Certainly above-mentioned technical problem.
Summary of the invention
The purpose of the present invention is to provide a kind of self-propelled pavement concretes to pour device, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the invention provides the following technical scheme:
A kind of self-propelled pavement concrete pours device, including movable stand, and movable stand bottom is equipped with traveling wheel, fixed on movable stand
There is material storage tube, being drivingly connected on movable stand by transverse reciprocating mechanism has the pave mechanism smooth for concrete, and pave mechanism
Including the support frame being connect by regulating mechanism with transverse reciprocating mechanism, support frame bottom is equipped with the discharging for discharging concrete
Cover, discharge cover are connected to setting with material storage tube by conveying mechanism, and the movable stand is equipped with for driving traveling wheel step-by-step movement to turn
Dynamic stepping mechanism.
As an improvement of the present invention: the transverse reciprocating mechanism includes deckle board, and deckle board inner sidewall is symmetrically fixed
There are two inner rack, it is rotatably equipped with transmission casing in deckle board, is driven on casing to be arranged to be fixed with and engages adaptation with inner rack
Partial gear II.
As an improvement of the present invention: the movable stand side wall is fixed with sleeve, be slidably fitted in sleeve with
The affixed guide rod of deckle board.
As an improvement of the present invention: the mechanism that paves includes fixed motor III on the support frame, motor
The output shaft drive connection of III has rotary shaft, and rotary shaft bottom is fixed with scraper plate.
As an improvement of the present invention: the conveying mechanism includes the delivery pump being connected to material storage tube, delivery pump
Outlet end be connected with the drainage conduit extended in transmission casing, transmission lower end is connect by bellows with discharge cover.
As an improvement of the present invention: the regulating mechanism includes the servo motor being fixed on deckle board, servo
The output shaft drive connection of motor has worm screw, and engagement is connected with worm gear on worm screw, and adjustment gear is coaxially fixed on worm gear, adjusts
Engagement is connected with the lifter rack affixed with support frame on gear.
As an improvement of the present invention: the stepping mechanism includes the driving gear driven by motor II, is driven
Engagement is connected with the partial gear I connecting by pulley mechanism II with traction drive on moving gear.
As an improvement of the present invention: being fixed with motor I at the top of the material storage tube, the output shaft of motor I is coaxial
It is fixed with the agitating shaft through material storage tube, agitating shaft side wall is uniformly fixedly installed with several paddles, and agitating shaft passes through belt
Take turns mechanism I and transmission casing transmission connection.
Compared with prior art, the beneficial effects of the present invention are:
The present invention realizes that the conveying to concrete acts on by conveying mechanism, and concrete is after pouring, the mechanism reality that paves of setting
Now to concrete pave with it is smooth, regulating mechanism can to for smooth concrete scraper plate 15 carry out height and position adjusting,
Concrete height can be well adapted to, the transverse reciprocating mechanism of setting can drive paver structure to carry out moving back and forth for transverse direction, real
Comprehensive planarization effects after existing concreting, and stepping mechanism can drive the present apparatus to carry out step-by-step movement movement, realize different positions
Set pour, pave smooth automatic operation, concreting is high-efficient, and planarization effects are good, while time saving and energy saving.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the enlarged diagram in the portion A in Fig. 1；
Fig. 3 is the schematic top plan view of transverse reciprocating mechanism part in the present invention；
Fig. 4 is the sectional perspective structural schematic diagram of stepping mechanism in the present invention.
In figure: 1- movable stand, 2- agitating shaft, 3- motor I, 4- paddle, 5- material storage tube, 6- delivery pump, 7- drainage conduit, 8-
Pulley mechanism I, 9- motor II, 10- drive gear, 11- partial gear I, 12- pulley mechanism II, 13- traveling wheel, 14-
Motor III, 15- scraper plate, 16- rotary shaft, 17- discharge cover, 18- bellows, 19- deckle board, 20- sleeve, 21- inner rack, 22- are led
Bar, 23- are driven casing, 24- partial gear II, 25- lifter rack, 26- worm gear, 27- worm screw, 28- servo motor, 29- tune
Save gear, 30- support frame.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment:
Embodiment 1
Please refer to Fig. 1-4, a kind of self-propelled pavement concrete pours device, including movable stand 1, and 1 bottom of movable stand is equipped with walking
13 are taken turns, material storage tube 5 is fixed on movable stand 1, is had on movable stand 1 by transverse reciprocating mechanism drive connection smooth for concrete
The mechanism that paves, the mechanism that paves includes the support frame 30 being connect by regulating mechanism with transverse reciprocating mechanism, 30 bottom of support frame
Equipped with the discharge cover 17 for discharging concrete, discharge cover 17 is connected to setting, the movable stand with material storage tube 5 by conveying mechanism
1 is equipped with the stepping mechanism for driving 13 rotated stepwise of traveling wheel.
The material storage tube 5 of present apparatus setting for being stored to the concrete that will be poured, by conveying mechanism into
The conveying of row concrete realizes that by concreting on road foundation, the mechanism that paves of setting is for the coagulation after pouring
Soil paves, and that improves concrete pours flatness.
Wherein, transverse reciprocating mechanism is provided in the present apparatus to mention for expanding the smooth range for paving mechanism to concrete
Working efficiency is risen, deckle board 19 is specifically included, 19 inner sidewall of deckle board is symmetrically fixed with two inner racks 21, rotation peace in deckle board 19
Equipped with transmission casing 23, it is driven the partial gear II24 for being arranged on casing 23 and being fixed with and engaging adaptation with inner rack 21.
When being driven the rotation of casing 23, transmission casing 23 drives partial gear II24 rotation, and partial gear II24 turns
Alternating and two inner racks, 21 engaged transmission in deckle board 19 while dynamic, and then the traverse motion of deckle board 19 is realized,
The mechanism that paves at this time is able to achieve transverse reciprocating movement, pave smooth efficiency and range after effectively improving concreting.
Further, it is fixed with sleeve 20 in 1 side wall of movable stand, is slidably fitted in sleeve 20 and deckle board 19 is affixed leads
Bar 22, during 19 traverse motion of deckle board, guide rod 22 and the opposite sliding of sleeve 20 are realized to 19 moving process of deckle board
Guide and limit effect, improve stationarity when the smooth concrete of the mechanism that paves.
Embodiment 2
On the basis of embodiment 1, specifically, the mechanism that paves includes the motor III14 being fixed on support frame 30, motor
The output shaft drive connection of III14 has rotary shaft 16, and 16 bottom of rotary shaft is fixed with scraper plate 15.Motor III14 is as paver
The power source of structure, for driving rotary shaft 16 to rotate, rotary shaft 16 drives scraper plate 15 thereon to rotate, and then realizes to concrete
Rotation paving effect, after concreting it is smooth more it is abundant efficiently.
Wherein, the conveying mechanism of the present apparatus includes the delivery pump 6 being connected to material storage tube 5, and the outlet end of delivery pump 6 is connected with
Extend to the drainage conduit 7 in transmission casing 23, transmission 23 lower end of casing is connect by bellows 18 with discharge cover 17, setting it is defeated
Pump 6 is sent to convey the concrete in material storage tube 5, concrete enters in bellows 18 along drainage conduit 7, and finally from out
17 discharge of material cover, which is realized, pours movement.
In addition, in the formation process of concrete, the height for the mechanism that needs to be carried out according to the height of the concrete poured to pave
Degree is adjusted, for this purpose, the present apparatus is also provided with regulating mechanism, specifically includes the servo motor 28 being fixed on deckle board 19, servo
The output shaft drive connection of motor 28 has worm screw 27, and engagement is connected with worm gear 26 on worm screw 27, is coaxially fixed with tune on worm gear 26
Gear 29 is saved, engagement is connected with the lifter rack 25 affixed with support frame 30 in adjustment gear 29.
For servo motor 28 for driving worm screw 27 to rotate, worm screw 27 drives the worm gear 26 being engaged with to realize adjustment gear 29
Rotation, adjustment gear 29 and the engaged transmission of lifter rack 25 realize that the upper-lower height of support frame 30 is adjusted, that is, pave mechanism
Height can carry out flexible modulation according to the height of the concrete poured, ensure that the paving effect of high quality.
In order to promote the degree of automation of the present apparatus, the present apparatus is also provided with stepping mechanism comprising is driven by motor II9
Dynamic driving gear 10, drive gear 10 on engagement be connected with by pulley mechanism II12 and traveling wheel 13 transmission connection not
Complete gear I11.
Motor II9 driving driving gear 10 rotates, and drives gear 10 periodical and partial gear I11 engaged transmission, this
When partial gear I11 by pulley mechanism II12 drive traveling wheel 13 carry out rotated stepwise, realize the present apparatus constantly into
The adjusting that line position is set, realization move on one side, on one side carry out different location concrete pour and tiling movement, the degree of automation
Height, it is time saving and energy saving, greatly improve working efficiency.
In addition, be fixed with motor I3 at the top of material storage tube 5 to promote the mobility of concrete, output shaft it is coaxially solid
Surely there is the agitating shaft 2 through material storage tube 5,2 side wall of agitating shaft is uniformly fixedly installed with several paddles 4, and agitating shaft 2 passes through skin
Belt wheel mechanism I8 and transmission casing 23 are sequentially connected.For motor I3 for driving agitating shaft 2 to rotate, agitating shaft 2 drives paddle 4 to revolve
Turn to realize and Stirring is carried out to the concrete in material storage tube 5, improves the mobility of concrete, be convenient for the stream of concrete
Smooth discharging pours.
In conclusion the present invention realizes that the conveying to concrete acts on by conveying mechanism, concrete is after pouring, setting
Pave mechanism realize to concrete pave with it is smooth, regulating mechanism can to for smooth concrete scraper plate 15 carry out height
The adjusting of position, can well adapt to concrete height, and the transverse reciprocating mechanism of setting can drive paver structure to carry out transverse direction
Move back and forth, comprehensive planarization effects after realizing concreting, and stepping mechanism can drive the present apparatus to carry out step-by-step movement movement,
Realize that the pouring of different location, pave smooth automatic operation, concreting is high-efficient, and planarization effects are good, while time saving province
Power.
It should be strongly noted that although this specification is described in terms of embodiments, but not each embodiment
It only contains an independent technical solution, this description of the specification is merely for the sake of clarity, those skilled in the art
It should consider the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms art technology
The other embodiments that personnel are understood that, the preferred embodiment of the technical program above described embodiment only expresses,
Describe more specific and detailed, but it cannot be understood as the limitations to the technical program the scope of the patents.It should be understood that
It is that for those of ordinary skill in the art, without departing from the inventive concept of the premise, several changes can also be made
Property, improvement and substitution, these belong to the protection scope of the technical program.The protection scope of the technical program patent should be with appended
Subject to claim.
Claims (8)
1. a kind of self-propelled pavement concrete pours device, including movable stand (1), movable stand (1) bottom is equipped with traveling wheel (13),
Material storage tube (5) are fixed on movable stand (1), which is characterized in that be drivingly connected on the movable stand (1) by transverse reciprocating mechanism
There is the pave mechanism smooth for concrete, the mechanism that paves includes the support frame connecting by regulating mechanism with transverse reciprocating mechanism
(30), support frame (30) bottom is equipped with the discharge cover (17) for discharging concrete, and discharge cover (17) passes through conveying mechanism and deposits
Charging basket (5) connection setting, the movable stand (1) are equipped with the stepping mechanism for driving traveling wheel (13) rotated stepwise.
2. self-propelled pavement concrete according to claim 1 pours device, which is characterized in that the transverse reciprocating mechanism
Including deckle board (19), deckle board (19) inner sidewall is symmetrically fixed with two inner racks (21), is rotatably equipped with transmission in deckle board (19)
Casing (23) is driven the partial gear II(24 for being arranged on casing (23) and being fixed with and engaging adaptation with inner rack (21)).
3. self-propelled pavement concrete according to claim 2 pours device, which is characterized in that movable stand (1) side
Wall is fixed with sleeve (20), is slidably fitted in sleeve (20) and deckle board (19) affixed guide rod (22).
4. self-propelled pavement concrete according to claim 1 pours device, which is characterized in that the mechanism that paves includes
The motor III(14 being fixed on support frame (30)), motor III(14) output shaft drive connection have rotary shaft (16), rotate
Axis (16) bottom is fixed with scraper plate (15).
5. self-propelled pavement concrete according to claim 2 pours device, which is characterized in that the conveying mechanism includes
The delivery pump (6) being connected to material storage tube (5), the outlet end of delivery pump (6) are connected with the discharge extended in transmission casing (23)
It manages (7), transmission casing (23) lower end is connect by bellows (18) with discharge cover (17).
6. self-propelled pavement concrete according to claim 2 pours device, which is characterized in that the regulating mechanism includes
The output shaft drive connection of the servo motor (28) being fixed on deckle board (19), servo motor (28) has worm screw (27), worm screw
(27) engagement is connected with worm gear (26) on, is coaxially fixed on worm gear (26) adjustment gear (29), adjustment gear engages on (29)
It is connected with and support frame (30) affixed lifter rack (25).
7. self-propelled pavement concrete according to claim 1 pours device, which is characterized in that the stepping mechanism includes
By the driving gear (10) of motor II(9) driving, engages and be connected with through pulley mechanism II(12) in driving gear (10)
With the partial gear I(11 of traveling wheel (13) transmission connection).
8. self-propelled pavement concrete according to claim 2 pours device, which is characterized in that material storage tube (5) top
Portion is fixed with motor I(3), motor I(3) output shaft be coaxially fixed with the agitating shaft (2) through material storage tube (5), agitating shaft (2)
Side wall is uniformly fixedly installed with several paddles (4), and agitating shaft (2) passes through pulley mechanism I(8) it is passed with transmission casing (23)
Dynamic connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910638214.4A CN110318323A (en) | 2019-07-16 | 2019-07-16 | A kind of self-propelled pavement concrete pours device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910638214.4A CN110318323A (en) | 2019-07-16 | 2019-07-16 | A kind of self-propelled pavement concrete pours device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110318323A true CN110318323A (en) | 2019-10-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910638214.4A Pending CN110318323A (en) | 2019-07-16 | 2019-07-16 | A kind of self-propelled pavement concrete pours device |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111101422A (en) * | 2019-12-27 | 2020-05-05 | 陈嘉宇 | Quick laying device of road asphalt |
| CN111535116A (en) * | 2020-04-30 | 2020-08-14 | 郑玉民 | Gardens are with cobblestone passageway grouting equipment |
| CN111576171A (en) * | 2020-06-03 | 2020-08-25 | 四川仁沐高速公路有限责任公司 | Concrete road surface crack fills and rolls polishing all-in-one |
| CN112012498A (en) * | 2020-08-14 | 2020-12-01 | 冯周琳 | Building construction cement terrace is pour and is leveled device |
| CN112227166A (en) * | 2020-11-11 | 2021-01-15 | 魏超 | Highway maintenance is with device that paves |
| CN112239985A (en) * | 2020-10-12 | 2021-01-19 | 侯钦娅 | Auxiliary structure is laid with people's bank of china to road construction |
| CN112267358A (en) * | 2020-10-16 | 2021-01-26 | 温州融宸科技有限公司 | Road and bridge laying device |
| CN112663450A (en) * | 2020-12-30 | 2021-04-16 | 湖南华泰泓湘工程有限公司 | Highway construction concrete pouring device and operation method |
| CN112681235A (en) * | 2021-01-06 | 2021-04-20 | 袁小涵 | Ditch construction concrete paving equipment for hydraulic engineering |
| CN113152223A (en) * | 2021-04-26 | 2021-07-23 | 湖北金五环体育设施有限公司 | Plastic runway paving device |
| CN113215983A (en) * | 2021-05-31 | 2021-08-06 | 中交第三公路工程局有限公司 | High-performance concrete bridge deck and paving process thereof |
| CN113293673A (en) * | 2021-05-25 | 2021-08-24 | 浙江原野建设有限公司 | Construction device for water-retaining combined layer |
| CN113914172A (en) * | 2021-10-25 | 2022-01-11 | 江西工程学院 | Cobble road laying device for environmental art |
| CN114606864A (en) * | 2022-03-14 | 2022-06-10 | 交通运输部公路科学研究所 | Construction device for preformed groove of telescopic device |
| CN115142317A (en) * | 2022-07-04 | 2022-10-04 | 中建二局深圳建投发展有限公司 | But two-way motion's concrete evenly emptys laying device for hospital's construction |
| CN115787946A (en) * | 2022-12-23 | 2023-03-14 | 中国十七冶集团有限公司 | Slope roof concrete pouring and leveling device and using method thereof |
| CN116927497A (en) * | 2023-09-06 | 2023-10-24 | 珠海市穗源市政工程有限公司 | Concrete placement equipment for building engineering construction |
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| EP1312717A1 (en) * | 2001-11-16 | 2003-05-21 | H.J.L.M.T. Roozen Beheer B.V. | Apparatus and method for pouring and levelling a concrete floor |
| CN107386616A (en) * | 2017-08-21 | 2017-11-24 | 郑州大学 | A kind of construction pours car with concrete floor |
| CN107386654A (en) * | 2017-08-30 | 2017-11-24 | 李明超 | A kind of indoor cement laying leveling unit |
Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111101422A (en) * | 2019-12-27 | 2020-05-05 | 陈嘉宇 | Quick laying device of road asphalt |
| CN111535116B (en) * | 2020-04-30 | 2021-11-16 | 福建浩双建设工程有限公司 | Gardens are with cobblestone passageway grouting equipment |
| CN111535116A (en) * | 2020-04-30 | 2020-08-14 | 郑玉民 | Gardens are with cobblestone passageway grouting equipment |
| CN111576171A (en) * | 2020-06-03 | 2020-08-25 | 四川仁沐高速公路有限责任公司 | Concrete road surface crack fills and rolls polishing all-in-one |
| CN112012498A (en) * | 2020-08-14 | 2020-12-01 | 冯周琳 | Building construction cement terrace is pour and is leveled device |
| CN112239985A (en) * | 2020-10-12 | 2021-01-19 | 侯钦娅 | Auxiliary structure is laid with people's bank of china to road construction |
| CN112267358A (en) * | 2020-10-16 | 2021-01-26 | 温州融宸科技有限公司 | Road and bridge laying device |
| CN112227166A (en) * | 2020-11-11 | 2021-01-15 | 魏超 | Highway maintenance is with device that paves |
| CN112663450A (en) * | 2020-12-30 | 2021-04-16 | 湖南华泰泓湘工程有限公司 | Highway construction concrete pouring device and operation method |
| CN112681235A (en) * | 2021-01-06 | 2021-04-20 | 袁小涵 | Ditch construction concrete paving equipment for hydraulic engineering |
| CN113152223A (en) * | 2021-04-26 | 2021-07-23 | 湖北金五环体育设施有限公司 | Plastic runway paving device |
| CN113293673A (en) * | 2021-05-25 | 2021-08-24 | 浙江原野建设有限公司 | Construction device for water-retaining combined layer |
| CN113215983A (en) * | 2021-05-31 | 2021-08-06 | 中交第三公路工程局有限公司 | High-performance concrete bridge deck and paving process thereof |
| CN113215983B (en) * | 2021-05-31 | 2022-08-16 | 中交第三公路工程局有限公司 | Paving process of high-performance concrete bridge deck |
| CN113914172A (en) * | 2021-10-25 | 2022-01-11 | 江西工程学院 | Cobble road laying device for environmental art |
| CN114606864A (en) * | 2022-03-14 | 2022-06-10 | 交通运输部公路科学研究所 | Construction device for preformed groove of telescopic device |
| CN114606864B (en) * | 2022-03-14 | 2023-12-19 | 交通运输部公路科学研究所 | Construction equipment of telescoping device reservation groove |
| CN115142317A (en) * | 2022-07-04 | 2022-10-04 | 中建二局深圳建投发展有限公司 | But two-way motion's concrete evenly emptys laying device for hospital's construction |
| CN115142317B (en) * | 2022-07-04 | 2024-05-14 | 中建二局深圳建投发展有限公司 | But two-way motion's even laying device that emptys of concrete for hospital construction |
| CN115787946A (en) * | 2022-12-23 | 2023-03-14 | 中国十七冶集团有限公司 | Slope roof concrete pouring and leveling device and using method thereof |
| CN115787946B (en) * | 2022-12-23 | 2024-07-02 | 中国十七冶集团有限公司 | Slope roof concrete pouring leveling device and use method |
| CN116927497A (en) * | 2023-09-06 | 2023-10-24 | 珠海市穗源市政工程有限公司 | Concrete placement equipment for building engineering construction |
| CN116927497B (en) * | 2023-09-06 | 2024-01-12 | 广州市第二市政工程有限公司 | Concrete placement equipment for building engineering construction |
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Application publication date: 20191011 |